]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - configure.in
ncurses 5.9 - patch 20130720
[ncurses.git] / configure.in
index 5995506ee050c8c573820beab23e620456dee200..e3f4b93078ce28d62473babb711e64fc685aa6fa 100644 (file)
@@ -1,5 +1,5 @@
 dnl***************************************************************************
-dnl Copyright (c) 1998-2006,2007 Free Software Foundation, Inc.              *
+dnl Copyright (c) 1998-2012,2013 Free Software Foundation, Inc.              *
 dnl                                                                          *
 dnl Permission is hereby granted, free of charge, to any person obtaining a  *
 dnl copy of this software and associated documentation files (the            *
@@ -28,14 +28,14 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey 1995-on
 dnl
-dnl $Id: configure.in,v 1.402 2007/02/17 22:52:40 tom Exp $
+dnl $Id: configure.in,v 1.571 2013/07/06 21:43:56 tom Exp $
 dnl Process this file with autoconf to produce a configure script.
 dnl
 dnl See http://invisible-island.net/autoconf/ for additional information.
 dnl
 dnl ---------------------------------------------------------------------------
-AC_PREREQ(2.13.20020210)
-AC_REVISION($Revision: 1.402 $)
+AC_PREREQ(2.52.20030208)
+AC_REVISION($Revision: 1.571 $)
 AC_INIT(ncurses/base/lib_initscr.c)
 AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin)
 
@@ -45,11 +45,7 @@ CF_SUBST_NCURSES_VERSION
 CF_WITH_REL_VERSION(NCURSES)
 CF_WITH_ABI_VERSION
 
-CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
-AC_ARG_WITH(system-type,
-[  --with-system-type=XXX  test: override derived host system-type],
-[AC_MSG_WARN(overriding system type to $withval)
- cf_cv_system_name=$withval])
+CF_WITH_SYSTYPE
 
 ###    Save the given $CFLAGS to allow user-override.
 cf_user_CFLAGS="$CFLAGS"
@@ -58,15 +54,22 @@ cf_user_CFLAGS="$CFLAGS"
 CF_CFG_DEFAULTS
 
 ###    Checks for programs.
-AC_PROG_CC
-CF_GCC_VERSION
+AC_ARG_WITH(ada,
+       [  --without-ada           suppress check for Ada95, don't build demo],
+       [cf_with_ada=$withval],
+       [cf_with_ada=yes])
+if test "x$cf_with_ada" = xyes
+then
+       cf_PROG_CC="gnatgcc gcc cc"
+else
+       cf_PROG_CC="gcc cc"
+fi
+
+CF_PROG_CC($cf_PROG_CC)
 
 AC_PROG_CPP
 AC_PROG_GCC_TRADITIONAL
 CF_PROG_CC_C_O(CC)
-AC_ISC_POSIX
-CF_ANSI_CC_REQD
-CF_PROG_EXT
 CF_PROG_LDCONFIG
 
 dnl DEFECT in autoconf 2.12:   an attempt to set policy, this breaks the
@@ -89,14 +92,16 @@ else
                cf_with_cxx=no; CXX=""; GXX="";])dnl
        AC_PROG_CXX
        popdef([AC_MSG_ERROR])dnl
-       # autoconf 2.5x removed the error - by hardcoding it to g++.
+       # autoconf 2.5x removed the error (hardcoding it to g++, or just blank)
        if test "$CXX" = "g++" ; then
                AC_PATH_PROG(CXX,g++)
        fi
-       if test "$CXX" = "g++" ; then
-               AC_MSG_WARN(ignoring hardcoded g++)
+       case "x$CXX" in #(vi
+       x|xg++)
+               AC_MSG_WARN([You don't have any C++ compiler, too bad])
                cf_with_cxx=no; CXX=""; GXX="";
-       fi
+               ;;
+       esac
 fi
 
 CF_GXX_VERSION
@@ -116,12 +121,15 @@ AC_ARG_WITH(cxx-binding,
 AC_MSG_RESULT($cf_with_cxx_binding)
 
 AC_MSG_CHECKING(if you want to build with Ada95)
-AC_ARG_WITH(ada,
-       [  --without-ada           suppress check for Ada95, don't build demo],
-       [cf_with_ada=$withval],
-       [cf_with_ada=yes])
 AC_MSG_RESULT($cf_with_ada)
 
+AC_MSG_CHECKING(if you want to install manpages)
+AC_ARG_WITH(manpages,
+       [  --without-manpages      suppress install of manpages],
+       [cf_with_manpages=$withval],
+       [cf_with_manpages=yes])
+AC_MSG_RESULT($cf_with_manpages)
+
 AC_MSG_CHECKING(if you want to build programs such as tic)
 AC_ARG_WITH(progs,
        [  --without-progs         suppress build with programs (e.g., tic)],
@@ -129,6 +137,13 @@ AC_ARG_WITH(progs,
        [cf_with_progs=yes])
 AC_MSG_RESULT($cf_with_progs)
 
+AC_MSG_CHECKING(if you want to build test-programs)
+AC_ARG_WITH(tests,
+       [  --without-tests         suppress build with test-programs],
+       [cf_with_tests=$withval],
+       [cf_with_tests=yes])
+AC_MSG_RESULT($cf_with_tests)
+
 AC_MSG_CHECKING(if you wish to install curses.h)
 AC_ARG_WITH(curses-h,
        [  --without-curses-h      install curses.h as ncurses.h only],
@@ -148,20 +163,41 @@ CF_PROG_AWK
 CF_PROG_EGREP
 CF_PROG_INSTALL
 CF_PROG_LINT
-AC_PROG_LN_S
+CF_PROG_LN_S
+
+AC_SYS_LONG_FILE_NAMES
 
+# if we find pkg-config, check if we should install the ".pc" files.
+CF_PKG_CONFIG
+CF_WITH_PKG_CONFIG_LIBDIR
+CF_ENABLE_PC_FILES
+
+AC_MSG_CHECKING(if we should assume mixed-case filenames)
+AC_ARG_ENABLE(mixed-case,
+       [  --enable-mixed-case     tic should assume mixed-case filenames],
+       [enable_mixedcase=$enableval],
+       [enable_mixedcase=auto])
+AC_MSG_RESULT($enable_mixedcase)
+if test "$enable_mixedcase" = "auto" ; then
+    CF_MIXEDCASE_FILENAMES
+else
+    cf_cv_mixedcase=$enable_mixedcase
+    if test "x$enable_mixedcase" = "xyes" ; then
+        AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if tic should assume mixed-case filenames])
+    fi
+fi
+
+# do this after mixed-case option (tags/TAGS is not as important as tic).
 AC_PROG_MAKE_SET
 CF_MAKE_TAGS
 CF_MAKEFLAGS
 
-AC_SYS_LONG_FILE_NAMES
-CF_MIXEDCASE_FILENAMES
-
 dnl These are standard among *NIX systems, but not when cross-compiling
 AC_CHECK_TOOL(RANLIB, ranlib, ':')
 AC_CHECK_TOOL(LD, ld, ld)
 AC_CHECK_TOOL(AR, ar, ar)
-CF_SUBST(archiver options,AR_OPTS,rv)
+AC_CHECK_TOOL(NM, nm, nm)
+CF_AR_FLAGS
 
 dnl Special option for use by system-builders: the install-prefix is used to
 dnl adjust the location into which the actual install is done, so that an
@@ -169,8 +205,8 @@ dnl archive can be built without modifying the host system's configuration.
 AC_MSG_CHECKING(if you have specified an install-prefix)
 AC_ARG_WITH(install-prefix,
        [  --with-install-prefix   prefixes actual install-location ($DESTDIR)],
-       [case "$withval" in #(vi
-       yes|no) #(vi
+       [case "x$withval" in #(vi
+       xyes|xno) #(vi
                ;;
        *)      DESTDIR="$withval"
                ;;
@@ -207,7 +243,7 @@ AC_ARG_WITH(shared,
        [with_shared=$withval],
        [with_shared=no])
 AC_MSG_RESULT($with_shared)
-test "$with_shared" = "yes" && cf_list_models="$cf_list_models shared"
+test "x$with_shared" = "xyes" && cf_list_models="$cf_list_models shared"
 
 AC_MSG_CHECKING(if you want to build static libraries)
 AC_ARG_WITH(normal,
@@ -215,7 +251,7 @@ AC_ARG_WITH(normal,
        [with_normal=$withval],
        [with_normal=yes])
 AC_MSG_RESULT($with_normal)
-test "$with_normal" = "yes" && cf_list_models="$cf_list_models normal"
+test "x$with_normal" = "xyes" && cf_list_models="$cf_list_models normal"
 
 AC_MSG_CHECKING(if you want to build debug libraries)
 AC_ARG_WITH(debug,
@@ -223,7 +259,7 @@ AC_ARG_WITH(debug,
        [with_debug=$withval],
        [with_debug=yes])
 AC_MSG_RESULT($with_debug)
-test "$with_debug" = "yes" && cf_list_models="$cf_list_models debug"
+test "x$with_debug" = "xyes" && cf_list_models="$cf_list_models debug"
 
 AC_MSG_CHECKING(if you want to build profiling libraries)
 AC_ARG_WITH(profile,
@@ -231,10 +267,21 @@ AC_ARG_WITH(profile,
        [with_profile=$withval],
        [with_profile=no])
 AC_MSG_RESULT($with_profile)
-test "$with_profile" = "yes" && cf_list_models="$cf_list_models profile"
+test "x$with_profile" = "xyes" && cf_list_models="$cf_list_models profile"
 
 fi
 
+if test "X$cf_with_cxx_binding" != Xno; then
+if test "x$with_shared" = "xyes"; then
+AC_MSG_CHECKING(if you want to build C++ shared libraries)
+AC_ARG_WITH(cxx-shared,
+       [  --with-cxx-shared       generate C++ shared-libraries],
+       [with_shared_cxx=$withval],
+       [with_shared_cxx=no])
+AC_MSG_RESULT($with_shared_cxx)
+fi
+fi
+
 ###############################################################################
 
 AC_MSG_CHECKING(for specified models)
@@ -267,12 +314,11 @@ AC_SUBST(LIB_NAME)
 LIB_DIR=../lib
 LIB_2ND=../../lib
 
-CF_LIB_PREFIX(cf_prefix)
-LIB_PREFIX=$cf_prefix
-AC_SUBST(LIB_PREFIX)
+CF_WITH_LIB_PREFIX(cf_prefix)
 
 LIB_SUFFIX=
 AC_SUBST(LIB_SUFFIX)
+CF_PATHSEP
 
 ###############################################################################
 
@@ -300,23 +346,22 @@ if test "$with_gpm" != no ; then
                [with_dlsym=$withval],
                [with_dlsym=yes])
        AC_MSG_RESULT($with_dlsym)
-       if test "$with_dlsym" = yes ; then
+       if test "x$with_dlsym" = xyes ; then
                CF_FUNC_DLSYM
-               if test "$with_gpm" != yes ; then
+               if test "x$with_gpm" != xyes ; then
                        CF_VERBOSE(assuming soname for gpm is $with_gpm)
                        cf_cv_gpm_soname="$with_gpm"
                else
                        CF_LIB_SONAME([#include <gpm.h>],[if (Gpm_Open(0,0)) Gpm_Close();],gpm)
                fi
-               test "$cf_cv_gpm_soname" != "unknown" && AC_DEFINE_UNQUOTED(LIBGPM_SONAME,"$cf_cv_gpm_soname")
+               test "$cf_cv_gpm_soname" != "unknown" && AC_DEFINE_UNQUOTED(LIBGPM_SONAME,"$cf_cv_gpm_soname",[Define as needed to set the gpm share library soname])
                SHLIB_LIST="-ldl $SHLIB_LIST"
        else
                SHLIB_LIST="-lgpm $SHLIB_LIST"
+               CF_ADD_LIB(gpm,TEST_LIBS)
        fi
-       AC_DEFINE(HAVE_LIBGPM)
-       AC_CHECK_LIB(gpm,Gpm_Wgetch,[
-               AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
-       ])
+       AC_DEFINE(HAVE_LIBGPM,1,[Define to 1 if we have the gpm library])
+       CF_CHECK_GPM_WGETCH
 fi
 
 CF_WITH_SYSMOUSE
@@ -325,13 +370,13 @@ dnl Not all ports of gcc support the -g option
 
 if test X"$CC_G_OPT" = X"" ; then
        CC_G_OPT='-g'
-       test -n "$GCC" && test "${ac_cv_prog_cc_g}" != yes && CC_G_OPT=''
+       test -n "$GCC" && test "x${ac_cv_prog_cc_g}" != xyes && CC_G_OPT=''
 fi
 AC_SUBST(CC_G_OPT)
 
 if test X"$CXX_G_OPT" = X"" ; then
        CXX_G_OPT='-g'
-       test -n "$GXX" && test "${ac_cv_prog_cxx_g}" != yes && CXX_G_OPT=''
+       test -n "$GXX" && test "x${ac_cv_prog_cxx_g}" != xyes && CXX_G_OPT=''
 fi
 AC_SUBST(CXX_G_OPT)
 
@@ -348,14 +393,9 @@ AC_MSG_RESULT($LD_MODEL)
 
 case $DFT_LWR_MODEL in
 shared)
-AC_MSG_CHECKING(if rpath option should be used)
-AC_ARG_ENABLE(rpath,
-[  --enable-rpath          use rpath option when generating shared libraries],
-[cf_cv_ld_rpath=$enableval],
-[cf_cv_ld_rpath=no])
-AC_MSG_RESULT($cf_cv_ld_rpath)
+CF_ENABLE_RPATH
 AC_MSG_CHECKING(if shared libraries should be relinked during install)
-AC_ARG_ENABLE(rpath,
+AC_ARG_ENABLE(relink,
 [  --disable-relink        relink shared libraries during install],
 [cf_cv_do_relink=$enableval],
 [cf_cv_do_relink=yes])
@@ -372,6 +412,11 @@ if test "$CC_SHARED_OPTS" = "unknown"; then
        done
 fi
 
+### If we're building with rpath, try to link non-standard libs that way too.
+if test "$DFT_LWR_MODEL" = "shared"; then
+       CF_DISABLE_RPATH_HACK
+fi
+
 ###############################################################################
 CF_HELP_MESSAGE(Fine-Tuning Your Configuration:)
 
@@ -400,12 +445,12 @@ os2*) #(vi
 esac
 AC_SUBST(TERMINFO_SRC)
 
-CF_PATHSEP
+NCURSES_USE_DATABASE=0
 if test "$use_database" != no ; then
-       AC_DEFINE(USE_DATABASE)
+       NCURSES_USE_DATABASE=1
 
        AC_MSG_CHECKING(which terminfo source-file will be installed)
-       AC_ARG_ENABLE(database,
+       AC_ARG_WITH(database,
                [  --with-database=XXX     specify terminfo source to install],
                [TERMINFO_SRC=$withval])
        AC_MSG_RESULT($TERMINFO_SRC)
@@ -415,7 +460,10 @@ if test "$use_database" != no ; then
                [  --with-hashed-db        specify hashed-database library],,
                [with_hashed_db=no])
        AC_MSG_RESULT($with_hashed_db)
+else
+       with_hashed_db=no
 fi
+AC_SUBST(NCURSES_USE_DATABASE)
 
 AC_MSG_CHECKING(for list of fallback descriptions)
 AC_ARG_WITH(fallbacks,
@@ -439,6 +487,26 @@ AC_MSG_RESULT($with_xterm_new)
 WHICH_XTERM=$with_xterm_new
 AC_SUBST(WHICH_XTERM)
 
+AC_MSG_CHECKING(if xterm backspace sends BS or DEL)
+AC_ARG_WITH(xterm-kbs,
+       [  --with-xterm-kbs=XXX    specify if xterm backspace sends BS or DEL],
+       [with_xterm_kbs=$withval],
+       [with_xterm_kbs=BS])
+case x$with_xterm_kbs in
+xyes|xno|xBS|xbs|x8)
+       with_xterm_kbs=BS
+       ;;
+xDEL|xdel|x127)
+       with_xterm_kbs=DEL
+       ;;
+*)
+       with_xterm_kbs=$withval
+       ;;
+esac
+AC_MSG_RESULT($with_xterm_kbs)
+XTERM_KBS=$with_xterm_kbs
+AC_SUBST(XTERM_KBS)
+
 MAKE_TERMINFO=
 if test "$use_database" = no ; then
        TERMINFO="${datadir}/terminfo"
@@ -452,7 +520,7 @@ CF_WITH_PATHLIST(terminfo-dirs,
        DATADIR/terminfo,
        ${datadir}/terminfo)
 AC_MSG_RESULT($TERMINFO_DIRS)
-test -n "$TERMINFO_DIRS" && AC_DEFINE_UNQUOTED(TERMINFO_DIRS,"$TERMINFO_DIRS")
+test -n "$TERMINFO_DIRS" && AC_DEFINE_UNQUOTED(TERMINFO_DIRS,"$TERMINFO_DIRS",[Define as needed to predefine the TERMINFO_DIR searchlist])
 
 AC_MSG_CHECKING(for default terminfo directory)
 CF_WITH_PATH(default-terminfo-dir,
@@ -461,7 +529,7 @@ CF_WITH_PATH(default-terminfo-dir,
        DATADIR/terminfo,
        ${datadir}/terminfo)
 AC_MSG_RESULT($TERMINFO)
-AC_DEFINE_UNQUOTED(TERMINFO,"$TERMINFO")
+AC_DEFINE_UNQUOTED(TERMINFO,"$TERMINFO",[Define to set the default terminal database path])
 
 fi
 
@@ -488,7 +556,21 @@ int main() {
        [with_big_core=no],
        [with_big_core=no])])
 AC_MSG_RESULT($with_big_core)
-test "$with_big_core" = "yes" && AC_DEFINE(HAVE_BIG_CORE)
+test "x$with_big_core" = "xyes" && AC_DEFINE(HAVE_BIG_CORE,1,[Define to 1 if machine has ample memory for tic])
+
+### ISO C only guarantees 512-char strings, we have tables which load faster
+### when constructed using "big" strings.  More than the C compiler, the awk
+### program is a limit on most vendor UNIX systems.  Check that we can build.
+AC_MSG_CHECKING(if big-strings option selected)
+AC_ARG_ENABLE(big-strings,
+       [  --disable-big-strings   assume compiler has only standard-size strings],
+       [with_big_strings=$enableval],
+       [CF_AWK_BIG_PRINTF(12000,with_big_strings)])
+AC_MSG_RESULT($with_big_strings)
+
+USE_BIG_STRINGS=0
+test "x$with_big_strings" = "xyes" && USE_BIG_STRINGS=1
+AC_SUBST(USE_BIG_STRINGS)
 
 ###    use option --enable-termcap to compile in the termcap fallback support
 AC_MSG_CHECKING(if you want termcap-fallback support)
@@ -498,46 +580,48 @@ AC_ARG_ENABLE(termcap,
        [with_termcap=no])
 AC_MSG_RESULT($with_termcap)
 
-if test "$with_termcap" != "yes" ; then
+NCURSES_USE_TERMCAP=0
+if test "x$with_termcap" != "xyes" ; then
        if test "$use_database" = no ; then
                if test -z "$with_fallback" ; then
                        AC_ERROR(You have disabled the database w/o specifying fallbacks)
                fi
        fi
-       AC_DEFINE(PURE_TERMINFO)
+       AC_DEFINE(PURE_TERMINFO,1,[Define to 1 if we should support only terminfo])
 else
 
-if test "$with_ticlib" != no ; then
-       AC_ERROR(Options --with-ticlib and --enable-termcap cannot be combined)
-fi
-
-AC_DEFINE(USE_TERMCAP)
-AC_MSG_CHECKING(for list of termcap files)
-CF_WITH_PATHLIST(termpath,
-       [  --with-termpath=XXX     specify list of termcap files],
-       TERMPATH,
-       /etc/termcap:/usr/share/misc/termcap)
-AC_MSG_RESULT($TERMPATH)
-test -n "$TERMPATH" && AC_DEFINE_UNQUOTED(TERMPATH,"$TERMPATH")
-
-###    use option --enable-getcap to use a hacked getcap for reading termcaps
-AC_MSG_CHECKING(if fast termcap-loader is needed)
-AC_ARG_ENABLE(getcap,
-       [  --enable-getcap         fast termcap load, no xrefs to terminfo],
-       [with_getcap=$enableval],
-       [with_getcap=no])
-AC_MSG_RESULT($with_getcap)
-test "$with_getcap" = "yes" && AC_DEFINE(USE_GETCAP)
+       if test "$with_ticlib" != no ; then
+               AC_ERROR(Options --with-ticlib and --enable-termcap cannot be combined)
+       fi
 
-AC_MSG_CHECKING(if translated termcaps will be cached in ~/.terminfo)
-AC_ARG_ENABLE(getcap-cache,
-       [  --enable-getcap-cache   cache translated termcaps in ~/.terminfo],
-       [with_getcap_cache=$enableval],
-       [with_getcap_cache=no])
-AC_MSG_RESULT($with_getcap_cache)
-test "$with_getcap_cache" = "yes" && AC_DEFINE(USE_GETCAP_CACHE)
+       NCURSES_USE_TERMCAP=1
+       AC_MSG_CHECKING(for list of termcap files)
+       CF_WITH_PATHLIST(termpath,
+               [  --with-termpath=XXX     specify list of termcap files],
+               TERMPATH,
+               /etc/termcap:/usr/share/misc/termcap)
+       AC_MSG_RESULT($TERMPATH)
+       test -n "$TERMPATH" && AC_DEFINE_UNQUOTED(TERMPATH,"$TERMPATH",[Define to set the termcap searchlist])
+
+       ###     use option --enable-getcap to use a hacked getcap for reading termcaps
+       AC_MSG_CHECKING(if fast termcap-loader is needed)
+       AC_ARG_ENABLE(getcap,
+               [  --enable-getcap         fast termcap load, no xrefs to terminfo],
+               [with_getcap=$enableval],
+               [with_getcap=no])
+       AC_MSG_RESULT($with_getcap)
+       test "x$with_getcap" = "xyes" && AC_DEFINE(USE_GETCAP,1,[Define to 1 to use fast termcap-loader])
+
+       AC_MSG_CHECKING(if translated termcaps will be cached in ~/.terminfo)
+       AC_ARG_ENABLE(getcap-cache,
+               [  --enable-getcap-cache   cache translated termcaps in ~/.terminfo],
+               [with_getcap_cache=$enableval],
+               [with_getcap_cache=no])
+       AC_MSG_RESULT($with_getcap_cache)
+       test "x$with_getcap_cache" = "xyes" && AC_DEFINE(USE_GETCAP_CACHE,1,[Define to 1 if translated termcap should be stored in $HOME/.terminfo])
 
 fi
+AC_SUBST(NCURSES_USE_TERMCAP)
 
 ###   Use option --disable-home-terminfo to completely remove ~/.terminfo
 AC_MSG_CHECKING(if ~/.terminfo is wanted)
@@ -546,7 +630,7 @@ AC_ARG_ENABLE(home-terminfo,
        [with_home_terminfo=$enableval],
        [with_home_terminfo=yes])
 AC_MSG_RESULT($with_home_terminfo)
-test "$with_home_terminfo" = "yes" && AC_DEFINE(USE_HOME_TERMINFO)
+test "x$with_home_terminfo" = "xyes" && AC_DEFINE(USE_HOME_TERMINFO,1,[Define to 1 if $HOME/.terminfo feature is wanted])
 
 AC_MSG_CHECKING(if you want to use restricted environment when running as root)
 AC_ARG_ENABLE(root-environ,
@@ -554,7 +638,7 @@ AC_ARG_ENABLE(root-environ,
        [with_root_environ=$enableval],
        [with_root_environ=yes])
 AC_MSG_RESULT($with_root_environ)
-test "$with_root_environ" = yes && AC_DEFINE(USE_ROOT_ENVIRON)
+test "x$with_root_environ" = xyes && AC_DEFINE(USE_ROOT_ENVIRON,1,[Define to 1 if environment should be restricted for root user])
 
 ###   Use option --enable-symlinks to make tic use symlinks, not hard links
 ###   to reduce storage requirements for the terminfo database.
@@ -565,7 +649,7 @@ with_symlinks=no
 
 # soft links (symbolic links) are useful for some systems where hard links do
 # not work, or to make it simpler to copy terminfo trees around.
-if test "$ac_cv_func_symlink" = yes ; then
+if test "x$ac_cv_func_symlink" = xyes ; then
     AC_MSG_CHECKING(if tic should use symbolic links)
     AC_ARG_ENABLE(symlinks,
        [  --enable-symlinks       make tic use symbolic links not hard links],
@@ -578,7 +662,7 @@ fi
 # no reason to make this choice optional - use the hard links.
 if test "$with_symlinks" = no ; then
     AC_MSG_CHECKING(if tic should use hard links)
-    if test "$ac_cv_func_link" = yes ; then
+    if test "x$ac_cv_func_link" = xyes ; then
        with_links=yes
     else
        with_links=no
@@ -586,25 +670,25 @@ if test "$with_symlinks" = no ; then
     AC_MSG_RESULT($with_links)
 fi
 
-test "$with_links" = yes && AC_DEFINE(USE_LINKS)
-test "$with_symlinks" = yes && AC_DEFINE(USE_SYMLINKS)
+test "x$with_links" = xyes && AC_DEFINE(USE_LINKS,1,[Define to 1 if hardlinks should be used in terminfo database])
+test "x$with_symlinks" = xyes && AC_DEFINE(USE_SYMLINKS,1,[Define to 1 if symbolic links should be used in terminfo database])
 
 ###   use option --enable-broken-linker to force on use of broken-linker support
 AC_MSG_CHECKING(if you want broken-linker support code)
 AC_ARG_ENABLE(broken_linker,
        [  --enable-broken_linker  compile with broken-linker support code],
        [with_broken_linker=$enableval],
-       [with_broken_linker=${BROKEN_LINKER-no}])
+       [with_broken_linker=${BROKEN_LINKER:-no}])
 AC_MSG_RESULT($with_broken_linker)
 
 BROKEN_LINKER=0
-if test "$with_broken_linker" = yes ; then
-       AC_DEFINE(BROKEN_LINKER)
+if test "x$with_broken_linker" = xyes ; then
+       AC_DEFINE(BROKEN_LINKER,1,[Define to 1 to work around linkers which cannot link data-only modules])
        BROKEN_LINKER=1
 elif test "$DFT_LWR_MODEL" = shared ; then
        case $cf_cv_system_name in #(vi
        cygwin*)
-               AC_DEFINE(BROKEN_LINKER)
+               AC_DEFINE(BROKEN_LINKER,1,[Define to 1 to work around linkers which cannot link data-only modules])
                BROKEN_LINKER=1
                CF_VERBOSE(cygwin linker is broken anyway)
                ;;
@@ -619,7 +703,7 @@ AC_ARG_ENABLE(bsdpad,
        [with_bsdpad=$enableval],
        [with_bsdpad=no])
 AC_MSG_RESULT($with_bsdpad)
-test "$with_bsdpad" = yes && AC_DEFINE(BSD_TPUTS)
+test "x$with_bsdpad" = xyes && AC_DEFINE(BSD_TPUTS,1,[Define to 1 to recognize BSD-style prefix padding])
 
 ###   use option --enable-widec to turn on use of wide-character support
 NCURSES_CH_T=chtype
@@ -631,7 +715,7 @@ NCURSES_WCHAR_T=0
 NCURSES_WINT_T=0
 
 # Check to define _XOPEN_SOURCE "automatically"
-CF_XOPEN_SOURCE
+CF_XOPEN_SOURCE(500)
 
 # Work around breakage on OS X
 CF_SIGWINCH
@@ -649,16 +733,19 @@ AC_ARG_ENABLE(widec,
        [with_widec=$enableval],
        [with_widec=no])
 AC_MSG_RESULT($with_widec)
-if test "$with_widec" = yes ; then
+if test "x$with_widec" = xyes ; then
        LIB_SUFFIX="w${LIB_SUFFIX}"
-       AC_DEFINE(USE_WIDEC_SUPPORT)
-       CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
+       AC_DEFINE(USE_WIDEC_SUPPORT,1,[Define to 1 to compile with wide-char/UTF-8 code])
+       AC_DEFINE(NCURSES_WIDECHAR,1,[Define to 1 to compile with wide-char/UTF-8 code])
+
+       CF_CHECK_WCHAR_H
+
        # with_overwrite=no
        NCURSES_CH_T=cchar_t
-       AC_CHECK_FUNCS(putwc btowc wctob mbtowc wctomb mblen mbrlen mbrtowc)
-       if test "$ac_cv_func_putwc" != yes ; then
-               CF_LIBUTF8
-               if test "$cf_cv_libutf8" = yes ; then
+       AC_CHECK_FUNCS(putwc btowc wctob mbtowc wctomb mblen mbrlen mbrtowc wcsrtombs mbsrtowcs wcstombs mbstowcs)
+       if test "x$ac_cv_func_putwc" != xyes ; then
+               CF_UTF8_LIB
+               if test "$cf_cv_utf8_lib" != no ; then
                        NCURSES_LIBUTF8=1
                fi
        fi
@@ -667,7 +754,7 @@ if test "$with_widec" = yes ; then
        CF_WCHAR_TYPE(wint_t,    NCURSES_WINT_T,    NCURSES_OK_WINT_T)
 
        if test "$NCURSES_MBSTATE_T" != 0; then
-               AC_DEFINE(NEED_MBSTATE_T_DEF)
+               AC_DEFINE(NEED_MBSTATE_T_DEF,1,[Define to 1 if we must declare mbstate_t])
        fi
 fi
 AC_SUBST(NCURSES_CH_T)
@@ -698,7 +785,7 @@ AC_ARG_ENABLE(lp64,
        [with_lp64=$default_with_lp64])
 AC_MSG_RESULT($with_lp64)
 
-if test "$with_lp64" = yes ; then
+if test "x$with_lp64" = xyes ; then
        cf_cv_enable_lp64=1
 else
        cf_cv_enable_lp64=0
@@ -715,9 +802,21 @@ AC_ARG_ENABLE(tparm-varargs,
        [with_tparm_varargs=yes])
 AC_MSG_RESULT($with_tparm_varargs)
 NCURSES_TPARM_VARARGS=0
-test "$with_tparm_varargs" = yes && NCURSES_TPARM_VARARGS=1
+test "x$with_tparm_varargs" = xyes && NCURSES_TPARM_VARARGS=1
 AC_SUBST(NCURSES_TPARM_VARARGS)
 
+###   use option --disable-tic-depends to make libtic not explicitly depend on ncurses/ncursesw
+if test "$with_ticlib" != no ; then
+AC_MSG_CHECKING(if you want tic library to use explicit dependency on ncurses$LIB_SUFFIX library)
+AC_ARG_ENABLE(tic-depends,
+       [  --disable-tic-depends   link tic library without explicit dependency on ncurses library],
+       [with_tic_depends=$enableval],
+       [with_tic_depends=yes])
+AC_MSG_RESULT($with_tic_depends)
+else
+       with_tic_depends=no
+fi
+
 ###   use option --with-bool to override bool's type
 AC_MSG_CHECKING(for type of bool)
 AC_ARG_WITH(bool,
@@ -761,6 +860,24 @@ AC_ARG_WITH(mmask-t,
        [NCURSES_MMASK_T=auto])
 AC_MSG_RESULT($NCURSES_MMASK_T)
 
+###   use option --with-ccharw-max to override CCHARW_MAX size
+AC_MSG_CHECKING(for size CCHARW_MAX)
+AC_ARG_WITH(ccharw-max,
+       [  --with-ccharw-max=XXX   override size CCHARW_MAX],
+       [NCURSES_CCHARW_MAX="$withval"],
+       [NCURSES_CCHARW_MAX=5])
+AC_MSG_RESULT($NCURSES_CCHARW_MAX)
+AC_SUBST(NCURSES_CCHARW_MAX)
+
+###   use option --with-tparm-arg to override tparm's argument type
+AC_MSG_CHECKING(for type of tparm args)
+AC_ARG_WITH(tparm-arg,
+       [  --with-tparm-arg=TYPE   override parameter type of tparm],
+       [NCURSES_TPARM_ARG="$withval"],
+       [NCURSES_TPARM_ARG=long])
+AC_MSG_RESULT($NCURSES_TPARM_ARG)
+AC_SUBST(NCURSES_TPARM_ARG)
+
 ### Enable compiling-in rcs id's
 AC_MSG_CHECKING(if RCS identifiers should be compiled-in)
 AC_ARG_WITH(rcs-ids,
@@ -768,10 +885,10 @@ AC_ARG_WITH(rcs-ids,
        [with_rcs_ids=$withval],
        [with_rcs_ids=no])
 AC_MSG_RESULT($with_rcs_ids)
-test "$with_rcs_ids" = yes && AC_DEFINE(USE_RCS_IDS)
+test "x$with_rcs_ids" = xyes && AC_DEFINE(USE_RCS_IDS,1,[Define to 1 to compile-in RCS identifiers])
 
 ###############################################################################
-CF_MAN_PAGES([ captoinfo clear infocmp infotocap tic toe tput ])
+CF_MAN_PAGES([ captoinfo clear infocmp infotocap tabs tic toe tput tset ])
 
 ###############################################################################
 CF_HELP_MESSAGE(Extensions:)
@@ -783,19 +900,56 @@ AC_ARG_ENABLE(ext-funcs,
        [with_ext_funcs=$enableval],
        [with_ext_funcs=yes])
 AC_MSG_RESULT($with_ext_funcs)
-if test "$with_ext_funcs" = yes ; then
+if test "x$with_ext_funcs" = xyes ; then
        NCURSES_EXT_FUNCS=1
-       AC_DEFINE(HAVE_CURSES_VERSION)
-       AC_DEFINE(HAVE_HAS_KEY)
-       AC_DEFINE(HAVE_RESIZETERM)
-       AC_DEFINE(HAVE_RESIZE_TERM)
-       AC_DEFINE(HAVE_USE_DEFAULT_COLORS)
-       AC_DEFINE(HAVE_WRESIZE)
-       AC_DEFINE(NCURSES_EXT_FUNCS)
+       AC_DEFINE(HAVE_ASSUME_DEFAULT_COLORS,1,[Define to 1 to enable assume_default_colors() function])
+       AC_DEFINE(HAVE_CURSES_VERSION,1,[Define to 1 to enable curses_version() function])
+       AC_DEFINE(HAVE_HAS_KEY,1,[Define to 1 to enable has_key() function])
+       AC_DEFINE(HAVE_RESIZETERM,1,[Define to 1 to enable resizeterm() function])
+       AC_DEFINE(HAVE_RESIZE_TERM,1,[Define to 1 to enable resize_term() function])
+       AC_DEFINE(HAVE_TERM_ENTRY_H,1,[Define to 1 to enable term_entry() function])
+       AC_DEFINE(HAVE_USE_DEFAULT_COLORS,1,[Define to 1 to enable use_default_colors() function])
+       AC_DEFINE(HAVE_USE_SCREEN,1,[Define to 1 to enable use_screen() function])
+       AC_DEFINE(HAVE_USE_WINDOW,1,[Define to 1 to enable use_window() function])
+       AC_DEFINE(HAVE_WRESIZE,1,[Define to 1 to enable wresize() function])
+       AC_DEFINE(NCURSES_EXT_FUNCS,1,[Define to 1 to enable ncurses extended functions])
+       GENERATED_EXT_FUNCS=generated
 else
        NCURSES_EXT_FUNCS=0
+       GENERATED_EXT_FUNCS=
 fi
 AC_SUBST(NCURSES_EXT_FUNCS)
+AC_SUBST(GENERATED_EXT_FUNCS)
+
+AC_MSG_CHECKING(if you want to build with experimental SCREEN extensions)
+AC_ARG_ENABLE(sp-funcs,
+       [  --enable-sp-funcs       enable experimental SCREEN-extensions],
+       [with_sp_funcs=$enableval],
+       [with_sp_funcs=no])
+AC_MSG_RESULT($with_sp_funcs)
+if test "x$with_sp_funcs" = xyes ; then
+       NCURSES_SP_FUNCS=1
+       AC_DEFINE(NCURSES_SP_FUNCS,1,[Define to 1 to enable experimental SCREEN-extensions])
+       GENERATED_SP_FUNCS=generated
+else
+       NCURSES_SP_FUNCS=0
+       GENERATED_SP_FUNCS=
+fi
+AC_SUBST(NCURSES_SP_FUNCS)
+AC_SUBST(GENERATED_SP_FUNCS)
+
+AC_MSG_CHECKING(if you want to build with experimental terminal-driver)
+AC_ARG_ENABLE(term-driver,
+       [  --enable-term-driver    enable experimental terminal-driver],
+       [with_term_driver=$enableval],
+       [with_term_driver=no])
+AC_MSG_RESULT($with_term_driver)
+if test "x$with_term_driver" = xyes ; then
+       AC_DEFINE(USE_TERM_DRIVER,1,[Define to 1 to enable experimental terminal-driver])
+       if test "x$with_sp_funcs" != xyes ; then
+               AC_MSG_ERROR(The term-driver option relies upon sp-funcs)
+       fi
+fi
 
 ###   use option --enable-const to turn on use of const beyond that in XSI.
 AC_MSG_CHECKING(for extended use of const keyword)
@@ -805,18 +959,52 @@ AC_ARG_ENABLE(const,
        [with_ext_const=no])
 AC_MSG_RESULT($with_ext_const)
 NCURSES_CONST='/*nothing*/'
-if test "$with_ext_const" = yes ; then
+if test "x$with_ext_const" = xyes ; then
        NCURSES_CONST=const
 fi
 AC_SUBST(NCURSES_CONST)
 
+###   use option --enable-ext-colors to turn on use of colors beyond 16.
+AC_MSG_CHECKING(if you want to use extended colors)
+AC_ARG_ENABLE(ext-colors,
+       [  --enable-ext-colors     compile for 256-color support],
+       [with_ext_colors=$enableval],
+       [with_ext_colors=no])
+AC_MSG_RESULT($with_ext_colors)
+NCURSES_EXT_COLORS=0
+if test "x$with_ext_colors" = xyes ; then
+       if test "x$with_widec" != xyes ; then
+               AC_MSG_ERROR(This option applies only to wide-character library)
+       else
+               # cannot be ABI 5 since it changes sizeof(cchar_t)
+               CF_NCURSES_ABI_6
+       fi
+       NCURSES_EXT_COLORS=1
+       AC_DEFINE(NCURSES_EXT_COLORS,1,[Define to 1 to compile for 256-color support])
+fi
+AC_SUBST(NCURSES_EXT_COLORS)
+
+###   use option --enable-ext-mouse to modify coding to support 5-button mice
+AC_MSG_CHECKING(if you want to use extended mouse encoding)
+AC_ARG_ENABLE(ext-mouse,
+       [  --enable-ext-mouse      compile for extended mouse-encoding],
+       [with_ext_mouse=$enableval],
+       [with_ext_mouse=no])
+AC_MSG_RESULT($with_ext_mouse)
+NCURSES_MOUSE_VERSION=1
+if test "x$with_ext_mouse" = xyes ; then
+       NCURSES_MOUSE_VERSION=2
+       CF_NCURSES_ABI_6
+fi
+AC_SUBST(NCURSES_MOUSE_VERSION)
+
 AC_MSG_CHECKING(if you want \$NCURSES_NO_PADDING code)
 AC_ARG_ENABLE(no-padding,
        [  --enable-no-padding     compile with $NCURSES_NO_PADDING code],
        [with_no_padding=$enableval],
        [with_no_padding=$with_ext_funcs])
 AC_MSG_RESULT($with_no_padding)
-test "$with_no_padding" = yes && AC_DEFINE(NCURSES_NO_PADDING)
+test "x$with_no_padding" = xyes && AC_DEFINE(NCURSES_NO_PADDING,1,[Define to 1 to compile with $NCURSES_NO_PADDING code])
 
 AC_CHECK_SIZEOF([signed char], 0)
 if test "$ac_cv_sizeof_signed_char" = 1 ; then
@@ -830,7 +1018,7 @@ AC_ARG_ENABLE(signed-char,
        [with_signed_char=$enableval],
        [with_signed_char=no])
 AC_MSG_RESULT($with_signed_char)
-test "$with_signed_char" != yes && NCURSES_SBOOL="char"
+test "x$with_signed_char" != xyes && NCURSES_SBOOL="char"
 AC_SUBST(NCURSES_SBOOL)
 
 ###   use option --enable-sigwinch to turn on use of SIGWINCH logic
@@ -840,7 +1028,7 @@ AC_ARG_ENABLE(sigwinch,
        [with_sigwinch=$enableval],
        [with_sigwinch=$with_ext_funcs])
 AC_MSG_RESULT($with_sigwinch)
-test "$with_sigwinch" = yes && AC_DEFINE(USE_SIGWINCH)
+test "x$with_sigwinch" = xyes && AC_DEFINE(USE_SIGWINCH,1,[Define to 1 to compile with SIGWINCH handler])
 
 ###   use option --enable-tcap-names to allow user to define new capabilities
 AC_MSG_CHECKING(if you want user-definable terminal capabilities like termcap)
@@ -850,7 +1038,7 @@ AC_ARG_ENABLE(tcap-names,
        [with_tcap_names=$with_ext_funcs])
 AC_MSG_RESULT($with_tcap_names)
 NCURSES_XNAMES=0
-test "$with_tcap_names" = yes && NCURSES_XNAMES=1
+test "x$with_tcap_names" = xyes && NCURSES_XNAMES=1
 AC_SUBST(NCURSES_XNAMES)
 
 ###############################################################################
@@ -869,7 +1057,7 @@ AC_ARG_ENABLE(hard-tabs,
        [  --enable-hard-tabs      compile with hard-tabs code],,
        [enable_hard_tabs=$with_develop])
 AC_MSG_RESULT($enable_hard_tabs)
-test "$enable_hard_tabs" = yes && AC_DEFINE(USE_HARD_TABS)
+test "x$enable_hard_tabs" = xyes && AC_DEFINE(USE_HARD_TABS,1,[Define to 1 to compile with hard-tabs code])
 
 ###   use option --enable-xmc-glitch to turn on use of magic-cookie optimize
 AC_MSG_CHECKING(if you want limited support for xmc)
@@ -877,7 +1065,7 @@ AC_ARG_ENABLE(xmc-glitch,
        [  --enable-xmc-glitch     compile with support for xmc (magic-cookie)],,
        [enable_xmc_glitch=$with_develop])
 AC_MSG_RESULT($enable_xmc_glitch)
-test "$enable_xmc_glitch" = yes && AC_DEFINE(USE_XMC_SUPPORT)
+test "x$enable_xmc_glitch" = xyes && AC_DEFINE(USE_XMC_SUPPORT,1,[Define to 1 to compile with support for xmc (magic-cookie)])
 
 ###############################################################################
 # These are just experimental, probably should not be in a package:
@@ -889,7 +1077,7 @@ AC_ARG_ENABLE(assumed-color,
        [with_assumed_color=$enableval],
        [with_assumed_color=yes])
 AC_MSG_RESULT($with_assumed_color)
-test "$with_assumed_color" = yes && AC_DEFINE(USE_ASSUMED_COLOR)
+test "x$with_assumed_color" = xyes && AC_DEFINE(USE_ASSUMED_COLOR,1,[Define to 1 to assume things about default-colors])
 
 ###   use option --enable-hashmap to turn on use of hashmap scrolling logic
 AC_MSG_CHECKING(if you want hashmap scrolling-optimization code)
@@ -898,50 +1086,120 @@ AC_ARG_ENABLE(hashmap,
        [with_hashmap=$enableval],
        [with_hashmap=yes])
 AC_MSG_RESULT($with_hashmap)
-test "$with_hashmap" = yes && AC_DEFINE(USE_HASHMAP)
+test "x$with_hashmap" = xyes && AC_DEFINE(USE_HASHMAP,1,[Define to 1 to compile with hashmap scrolling-optimization])
 
 ###   use option --enable-colorfgbg to turn on use of $COLORFGBG environment
 AC_MSG_CHECKING(if you want colorfgbg code)
 AC_ARG_ENABLE(colorfgbg,
-       [  --enable-colorfgbg      compile with $COLORFGBG code],
+       [  --enable-colorfgbg      compile-in experimental $COLORFGBG code],
        [with_colorfgbg=$enableval],
        [with_colorfgbg=no])
 AC_MSG_RESULT($with_colorfgbg)
-test "$with_colorfgbg" = yes && AC_DEFINE(USE_COLORFGBG)
-
-###   use option --enable-ext-colors to turn on use of colors beyond 16.
-AC_MSG_CHECKING(if you want to use experimental extended colors)
-AC_ARG_ENABLE(ext-colors,
-       [  --enable-ext-colors     compile for experimental 256-color support],
-       [with_ext_colors=$enableval],
-       [with_ext_colors=no])
-AC_MSG_RESULT($with_ext_colors)
-NCURSES_EXT_COLORS=0
-if test "$with_ext_colors" = yes ; then
-       if test "$with_widec" != yes ; then
-               AC_MSG_WARN(This option applies only to wide-character library)
+test "x$with_colorfgbg" = xyes && AC_DEFINE(USE_COLORFGBG,1,[Define to 1 to compile-in experimental $COLORFGBG code])
+
+###   use option --enable-interop to turn on use of bindings used for interop
+AC_MSG_CHECKING(if you want interop bindings)
+AC_ARG_ENABLE(interop,
+       [  --enable-interop        compile-in experimental interop bindings],
+       [with_exp_interop=$enableval],
+       [with_exp_interop=no])
+AC_MSG_RESULT($with_exp_interop)
+
+NCURSES_INTEROP_FUNCS=0
+test "x$with_exp_interop" = xyes && NCURSES_INTEROP_FUNCS=1
+AC_SUBST(NCURSES_INTEROP_FUNCS)
+
+# This is still experimental (20080329), but should ultimately be moved to
+# the script-block --with-normal, etc.
+CF_WITH_PTHREAD
+
+if test "x$with_pthread" != xno; then
+       AC_CHECK_FUNC(pthread_kill,[
+               AC_MSG_CHECKING(if you want to allow EINTR in wgetch with pthreads)
+               AC_ARG_ENABLE(pthreads-eintr,
+                       [  --enable-pthreads-eintr enable EINTR in wgetch with pthreads],
+                       [use_pthreads_eintr=$enableval],
+                       [use_pthreads_eintr=no])
+               AC_MSG_RESULT($use_pthreads_eintr)
+               if test "x$use_pthreads_eintr" = xyes ; then
+                       AC_DEFINE(USE_PTHREADS_EINTR,1,[Define to 1 to enable EINTR in wgetch with pthreads])
+               fi])
+
+       AC_MSG_CHECKING(if you want to use weak-symbols for pthreads)
+       AC_ARG_ENABLE(weak-symbols,
+               [  --enable-weak-symbols   enable weak-symbols for pthreads],
+               [use_weak_symbols=$enableval],
+               [use_weak_symbols=no])
+       AC_MSG_RESULT($use_weak_symbols)
+       if test "x$use_weak_symbols" = xyes ; then
+               CF_WEAK_SYMBOLS
        else
-               # cannot be ABI 5 since it changes sizeof(cchar_t)
-               CF_NCURSES_ABI_6
+               cf_cv_weak_symbols=no
+       fi
+
+       if test "x$cf_cv_weak_symbols" = xyes ; then
+               AC_DEFINE(USE_WEAK_SYMBOLS,1,[Define to 1 to enable weak-symbols for pthreads])
        fi
-       NCURSES_EXT_COLORS=1
-       AC_DEFINE(NCURSES_EXT_COLORS)
 fi
-AC_SUBST(NCURSES_EXT_COLORS)
 
-###   use option --enable-ext-mouse to modify coding to support 5-button mice
-AC_MSG_CHECKING(if you want to use experimental extended mouse encoding)
-AC_ARG_ENABLE(ext-mouse,
-       [  --enable-ext-mouse      compile for experimental mouse-encoding],
-       [with_ext_mouse=$enableval],
-       [with_ext_mouse=no])
-AC_MSG_RESULT($with_ext_mouse)
-NCURSES_MOUSE_VERSION=1
-if test "$with_ext_mouse" = yes ; then
-       NCURSES_MOUSE_VERSION=2
+PTHREAD=
+if test "x$with_pthread" = "xyes" ; then
+    AC_DEFINE(USE_PTHREADS,1,[Define to 1 to use pthreads feature])
+    enable_reentrant=yes
+    if test "x$cf_cv_weak_symbols" = xyes ; then
+        PTHREAD=-lpthread
+    fi
+fi
+AC_SUBST(PTHREAD)
+
+# Reentrant code has to be opaque; there's little advantage to making ncurses
+# opaque outside of that, so there is no --enable-opaque option.  We can use
+# this option without --with-pthreads, but this will be always set for
+# pthreads.
+AC_MSG_CHECKING(if you want experimental reentrant code)
+AC_ARG_ENABLE(reentrant,
+       [  --enable-reentrant      compile with experimental reentrant code],
+       [with_reentrant=$enableval],
+       [with_reentrant=no])
+AC_MSG_RESULT($with_reentrant)
+if test "x$with_reentrant" = xyes ; then
+       cf_cv_enable_reentrant=1
+       cf_cv_enable_opaque="NCURSES_INTERNALS"
+       NCURSES_OPAQUE=1
+       NCURSES_SIZE_T=int
+       if test "x$cf_cv_weak_symbols" = xyes ; then
+               CF_REMOVE_LIB(LIBS,$LIBS,pthread)
+               CF_ADD_LIB(pthread,TEST_LIBS)
+               CF_ADD_LIB(pthread,TEST_LIBS2)
+       else
+               LIB_SUFFIX="t${LIB_SUFFIX}"
+       fi
+       AC_DEFINE(USE_REENTRANT,1,[Define to 1 to use experimental reentrant feature])
        CF_NCURSES_ABI_6
+else
+       cf_cv_enable_reentrant=0
+       cf_cv_enable_opaque="NCURSES_OPAQUE"
+       NCURSES_OPAQUE=0
+       NCURSES_SIZE_T=short
 fi
-AC_SUBST(NCURSES_MOUSE_VERSION)
+AC_SUBST(cf_cv_enable_reentrant)
+AC_SUBST(cf_cv_enable_opaque)
+AC_SUBST(NCURSES_OPAQUE)
+AC_SUBST(NCURSES_SIZE_T)
+
+### Allow using a different wrap-prefix
+if test "$cf_cv_enable_reentrant" != 0 || test "$BROKEN_LINKER" = 1 ; then
+       AC_MSG_CHECKING(for prefix used to wrap public variables)
+       AC_ARG_WITH(wrap-prefix,
+               [  --with-wrap-prefix=XXX  override prefix used for public variables],
+               [NCURSES_WRAP_PREFIX=$withval],
+               [NCURSES_WRAP_PREFIX=_nc_])
+       AC_MSG_RESULT($NCURSES_WRAP_PREFIX)
+else
+       NCURSES_WRAP_PREFIX=_nc_
+fi
+AC_SUBST(NCURSES_WRAP_PREFIX)
+AC_DEFINE_UNQUOTED(NCURSES_WRAP_PREFIX,"$NCURSES_WRAP_PREFIX",[Define to override _nc_ prefix])
 
 AC_MSG_CHECKING(if you want experimental safe-sprintf code)
 AC_ARG_ENABLE(safe-sprintf,
@@ -949,7 +1207,7 @@ AC_ARG_ENABLE(safe-sprintf,
        [with_safe_sprintf=$enableval],
        [with_safe_sprintf=no])
 AC_MSG_RESULT($with_safe_sprintf)
-test "$with_safe_sprintf" = yes && AC_DEFINE(USE_SAFE_SPRINTF)
+test "x$with_safe_sprintf" = xyes && AC_DEFINE(USE_SAFE_SPRINTF,1,[Define to 1 to compile with experimental safe-sprintf code])
 
 ###   use option --disable-scroll-hints to turn off use of scroll-hints scrolling logic
 # when hashmap is used scroll hints are useless
@@ -960,7 +1218,7 @@ AC_ARG_ENABLE(scroll-hints,
        [with_scroll_hints=$enableval],
        [with_scroll_hints=yes])
 AC_MSG_RESULT($with_scroll_hints)
-test "$with_scroll_hints" = yes && AC_DEFINE(USE_SCROLL_HINTS)
+test "x$with_scroll_hints" = xyes && AC_DEFINE(USE_SCROLL_HINTS,1,[Define to 1 to compile without scroll-hints code])
 fi
 
 AC_MSG_CHECKING(if you want experimental wgetch-events code)
@@ -969,24 +1227,20 @@ AC_ARG_ENABLE(wgetch-events,
        [with_wgetch_events=$enableval],
        [with_wgetch_events=no])
 AC_MSG_RESULT($with_wgetch_events)
-test "$with_wgetch_events" = yes && AC_DEFINE(NCURSES_WGETCH_EVENTS)
+test "x$with_wgetch_events" = xyes && AC_DEFINE(NCURSES_WGETCH_EVENTS,1,[Define to 1 to compile with experimental wgetch-events code])
 
 ###############################################################################
 CF_HELP_MESSAGE(Testing/development Options:)
 
 ###    use option --disable-echo to suppress full display compiling commands
-AC_MSG_CHECKING(if you want to display full commands during build)
-AC_ARG_ENABLE(echo,
-       [  --enable-echo           build: display "compiling" commands (default)],
-       [with_echo=$enableval],
-       [with_echo=yes])
-if test "$with_echo" = yes; then
+CF_DISABLE_ECHO
+if test "x$enable_echo" = xyes; then
        ECHO_LINK=
 else
        ECHO_LINK='@ echo linking $@ ... ;'
        test -n "$LIBTOOL" && LIBTOOL="$LIBTOOL --silent"
+       test -n "$LIBTOOL_CXX" && LIBTOOL_CXX="$LIBTOOL_CXX --silent"
 fi
-AC_MSG_RESULT($with_echo)
 AC_SUBST(ECHO_LINK)
 
 ###    use option --enable-warnings to turn on all gcc warnings
@@ -996,14 +1250,15 @@ AC_ARG_ENABLE(warnings,
        [with_warnings=$enableval])
 AC_MSG_RESULT($with_warnings)
 
-if test -n "$with_warnings"; then
-       ADAFLAGS="$ADAFLAGS -gnatg"
-       CF_GCC_WARNINGS
-       if test "$cf_with_cxx" = yes ; then
+if test "x$with_warnings" = "xyes"; then
+       CF_ADD_ADAFLAGS(-gnatg)
+       CF_GCC_WARNINGS(Wdeclaration-after-statement Wextra Wno-unknown-pragmas Wswitch-enum)
+       if test "x$cf_with_cxx" = xyes ; then
                CF_GXX_WARNINGS(Wno-unused)
        fi
 fi
 CF_GCC_ATTRIBUTES
+CF_ENABLE_STRING_HACKS
 
 ###    use option --enable-assertions to turn on generation of assertion code
 AC_MSG_CHECKING(if you want to enable runtime assertions)
@@ -1016,26 +1271,25 @@ if test -n "$GCC"
 then
        if test "$with_assertions" = no
        then
-               AC_DEFINE(NDEBUG)
                CPPFLAGS="$CPPFLAGS -DNDEBUG"
        else
-               ADAFLAGS="$ADAFLAGS -gnata"
+               CF_ADD_ADAFLAGS(-gnata)
        fi
 fi
 
 ###    use option --disable-leaks to suppress "permanent" leaks, for testing
 CF_DISABLE_LEAKS
-AC_DEFINE(HAVE_NC_ALLOC_H)
+AC_DEFINE(HAVE_NC_ALLOC_H,1,[Define to 1 if we have nc_alloc.h header])
 
 ###    use option --enable-expanded to generate certain macros as functions
 AC_ARG_ENABLE(expanded,
        [  --enable-expanded       test: generate functions for certain macros],
-       [test "$enableval" = yes && AC_DEFINE(NCURSES_EXPANDED)])
+       [test "x$enableval" = xyes && AC_DEFINE(NCURSES_EXPANDED,1,[Define to 1 to generate functions for certain macros])])
 
 ###    use option --disable-macros to suppress macros in favor of functions
 AC_ARG_ENABLE(macros,
        [  --disable-macros        test: use functions rather than macros],
-       [test "$enableval" = no && AC_DEFINE(NCURSES_NOMACROS)])
+       [test "$enableval" = no && AC_DEFINE(NCURSES_NOMACROS,1,[Define to 1 to use functions rather than macros])])
 
 # Normally we only add trace() to the debug-library.  Allow this to be
 # extended to all models of the ncurses library:
@@ -1053,7 +1307,7 @@ AC_ARG_WITH(trace,
 [cf_with_trace=$cf_all_traces])
 AC_MSG_RESULT($cf_with_trace)
 
-if test "$cf_with_trace" = yes ; then
+if test "x$cf_with_trace" = xyes ; then
        LIB_TRACING=all
        ADA_TRACE=TRUE
        CF_ADD_CFLAGS(-DTRACE)
@@ -1065,14 +1319,20 @@ fi
 AC_SUBST(ADA_TRACE)
 
 ###    Checks for libraries.
+case $cf_cv_system_name in #(vi
+*mingw32*) #(vi
+       ;;
+*)
 AC_CHECK_FUNC(gettimeofday,
-       AC_DEFINE(HAVE_GETTIMEOFDAY),[
+       AC_DEFINE(HAVE_GETTIMEOFDAY,1,[Define to 1 if we have gettimeofday function]),[
 
 AC_CHECK_LIB(bsd, gettimeofday,
-       AC_DEFINE(HAVE_GETTIMEOFDAY)
-       LIBS="$LIBS -lbsd")])dnl CLIX: bzero, select, gettimeofday
+       AC_DEFINE(HAVE_GETTIMEOFDAY,1,[Define to 1 if we have gettimeofday function])
+       CF_ADD_LIB(bsd))])dnl CLIX: bzero, select, gettimeofday
+       ;;
+esac
 
-CF_MATH_LIB(MATH_LIB,sin(x))
+CF_MATH_LIB(MATH_LIB,pow(sin(x),x))
 AC_SUBST(MATH_LIB)
 
 ###    Checks for header files.
@@ -1087,6 +1347,7 @@ fcntl.h \
 getopt.h \
 limits.h \
 locale.h \
+math.h \
 poll.h \
 sys/bsdtypes.h \
 sys/ioctl.h \
@@ -1100,11 +1361,13 @@ unistd.h \
 wctype.h \
 )
 
+CF_GETOPT_HEADER
+
 # check for ISC (this may also define _POSIX_SOURCE)
 # Note: even non-Posix ISC needs <sys/bsdtypes.h> to declare fd_set
-if test "$ISC" = yes ; then
+if test "x$ISC" = xyes ; then
        AC_CHECK_LIB(cposix,main)
-       AC_CHECK_LIB(inet,bzero,LIBS="$LIBS -linet")dnl also 'select()'
+       AC_CHECK_LIB(inet,bzero,CF_ADD_LIB(inet))dnl also 'select()'
 fi
 
 CF_SYS_TIME_SELECT
@@ -1112,26 +1375,21 @@ CF_SYS_TIME_SELECT
 ###    checks for compiler characteristics
 AC_LANG_C
 AC_C_CONST
-AC_C_INLINE
-
-NCURSES_INLINE=
-if test "$ac_cv_c_inline" != no ; then
-       AC_DEFINE(CC_HAS_INLINE_FUNCS)
-       NCURSES_INLINE=inline
-fi
-AC_SUBST(NCURSES_INLINE)
+CF_C_INLINE(NCURSES_INLINE,1200)
+CF_SIG_ATOMIC_T
 
 if test $NCURSES_CHTYPE = auto ; then
        CF_TYPEOF_CHTYPE
 else
        cf_cv_typeof_chtype=$NCURSES_CHTYPE
 fi
+test "$cf_cv_typeof_chtype" = unsigned && cf_cv_typeof_chtype=""
 AC_SUBST(cf_cv_typeof_chtype)
 
 CF_UNSIGNED_LITERALS
 cf_cv_1UL="1"
-test "$cf_cv_unsigned_literals" = yes && cf_cv_1UL="${cf_cv_1UL}U"
-test "$cf_cv_typeof_chtype"    = long && cf_cv_1UL="${cf_cv_1UL}L"
+test ".$cf_cv_unsigned_literals" = .yes && cf_cv_1UL="${cf_cv_1UL}U"
+test ".$cf_cv_typeof_chtype"    = .long && cf_cv_1UL="${cf_cv_1UL}L"
 AC_SUBST(cf_cv_1UL)
 
 if test $NCURSES_MMASK_T = auto ; then
@@ -1139,6 +1397,7 @@ if test $NCURSES_MMASK_T = auto ; then
 else
        cf_cv_typeof_mmask_t=$NCURSES_MMASK_T
 fi
+test "$cf_cv_typeof_mmask_t" = unsigned && cf_cv_typeof_mmask_t=""
 AC_SUBST(cf_cv_typeof_mmask_t)
 
 ###    Checks for external-data
@@ -1153,10 +1412,12 @@ geteuid \
 getttynam \
 issetugid \
 poll \
+putenv \
 remove \
 select \
 setbuf \
 setbuffer \
+setenv \
 setvbuf \
 sigaction \
 sigvec \
@@ -1166,7 +1427,7 @@ tcgetpgrp \
 times \
 vsnprintf \
 )
-if test "$with_getcap" = "yes" ; then
+if test "x$with_getcap" = "xyes" ; then
        CF_CGETENT
 fi
 
@@ -1181,20 +1442,34 @@ CF_MKSTEMP
 CF_SUBST_IF(["$cf_cv_func_vsscanf" = vsscanf], HAVE_VSSCANF, 1, 0)
 
 dnl FIXME (may need this) AC_SYS_RESTARTABLE_SYSCALLS
-if test "$cross_compiling" = yes ; then
+if test "x$cross_compiling" = xyes ; then
        AC_MSG_WARN(cross compiling: assume setvbuf params not reversed)
 else
        AC_FUNC_SETVBUF_REVERSED
 fi
-AC_TYPE_SIGNAL
+AC_CHECK_TYPE(intptr_t, long)
 CF_TYPE_SIGACTION
 CF_SIZECHANGE
 CF_FUNC_MEMMOVE
 CF_FUNC_POLL
+CF_VA_COPY
+AC_FUNC_VFORK
+
+# special check for test/ditto.c
+CF_FUNC_OPENPTY
+if test "$cf_cv_func_openpty" != no ; then
+    AC_DEFINE_UNQUOTED(USE_OPENPTY_HEADER,<$cf_cv_func_openpty>,[Define to actual header for openpty function])
+    AC_DEFINE(USE_XTERM_PTY,1,[Define to 1 if we should assume xterm pseudoterminal interface])
+    if test "x$cf_cv_lib_util" = xyes ; then
+        CF_ADD_LIB(util,TEST_LIBS)
+    fi
+fi
+AC_SUBST(TEST_LIBS)
+AC_SUBST(TEST_LIBS2)
 
 if test "$with_hashed_db" != no ; then
-       AC_DEFINE(USE_HASHED_DB)
-       CF_HASHED_DB
+       AC_DEFINE(USE_HASHED_DB,1,[Define to 1 if we should build terminfo in hashed database])
+       CF_HASHED_DB($with_hashed_db)
 fi
 
 dnl We'll do our own -g libraries, unless the user's overridden via $CFLAGS
@@ -1225,35 +1500,13 @@ if test -n "$CXX" ; then
        esac
 
        AC_CHECK_HEADERS(typeinfo)
-
+       CF_CXX_IOSTREAM_NAMESPACE
        CF_BOOL_DECL
        CF_BOOL_SIZE
        CF_ETIP_DEFINES
        CF_CPP_PARAM_INIT
        CF_CPP_STATIC_CAST
-
-       CXX_AR='$(AR)'
-       CXX_AR_OPTS='$(AR_OPTS)'
-       case $cf_cv_system_name in #(vi
-       irix*) #(vi
-           if test "$GXX" != yes ; then
-               CXX_AR='$(CXX)'
-               CXX_AR_OPTS='-ar -o'
-           fi
-           ;;
-       sco3.2v5*) #(vi
-           CXXLDFLAGS="-u main"
-           ;;
-       solaris2*)
-           if test "$GXX" != yes ; then
-               CXX_AR='$(CXX)'
-               CXX_AR_OPTS='-xar -o'
-           fi
-           ;;
-       esac
-       AC_SUBST(CXXLDFLAGS)
-       AC_SUBST(CXX_AR)
-       AC_SUBST(CXX_AR_OPTS)
+       CF_CXX_AR_FLAGS
 else
        cf_cxx_library=no
        cf_cv_builtin_bool=1
@@ -1307,91 +1560,50 @@ AC_SUBST(USE_CXX_BOOL)
 
 CF_HELP_MESSAGE(Ada95 Binding Options:)
 
+dnl If the Ada95 source-tree is present, add that to the build unless it will
+dnl not work, or was not requested.
+if test -f "${srcdir}/Ada95/Makefile.in" ; then
+
+dnl libtool does not know anything about GNAT, though a change made in 1998
+dnl provided for it "someday".  Disable the ada subtree if we are using
+dnl libtool -TD 20070714
+       if test "$cf_with_ada" != "no" ; then
+               if test "$with_libtool" != "no"; then
+                       AC_MSG_WARN(libtool does not support Ada - disabling feature)
+                       cf_with_ada=no
+               fi
+       fi
+
 dnl Check for availability of GNU Ada Translator (GNAT).
 dnl At the moment we support no other Ada95 compiler.
-if test -f "${srcdir}/Ada95/Makefile.in" ; then
-if test "$cf_with_ada" != "no" ; then
-cf_ada_make=gnatmake
-AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
-if test "$ac_cv_prog_gnat_exists" = no; then
-   cf_ada_make=
-else
-   CF_GNAT_VERSION
-   AC_CHECK_PROG(M4_exists, m4, yes, no)
-   if test "$ac_cv_prog_M4_exists" = no; then
-      cf_cv_prog_gnat_correct=no
-      echo Ada95 binding required program m4 not found. Ada95 binding disabled.
-   fi
-   if test "$cf_cv_prog_gnat_correct" = yes; then
-      AC_MSG_CHECKING(if GNAT works)
-      CF_GNAT_TRY_RUN([procedure conftest;],
-[with Text_IO;
-with GNAT.OS_Lib;
-procedure conftest is
-begin
-   Text_IO.Put ("Hello World");
-   Text_IO.New_Line;
-   GNAT.OS_Lib.OS_Exit (0);
-end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
-      AC_MSG_RESULT($cf_cv_prog_gnat_correct)
-   fi
-fi
-if test        "$cf_cv_prog_gnat_correct" = yes; then
-   ADAFLAGS="-O3 -gnatpn $ADAFLAGS"
-
-   AC_MSG_CHECKING(if GNAT pragma Unreferenced works)
-   CF_GNAT_TRY_LINK([procedure conftest;],
-[with Text_IO;
-with GNAT.OS_Lib;
-procedure conftest is
-   test : Integer;
-   pragma Unreferenced (test);
-begin
-   test := 1;
-   Text_IO.Put ("Hello World");
-   Text_IO.New_Line;
-   GNAT.OS_Lib.OS_Exit (0);
-end conftest;],[cf_cv_pragma_unreferenced=yes],[cf_cv_pragma_unreferenced=no])
-   AC_MSG_RESULT($cf_cv_pragma_unreferenced)
-
-   # if the pragma is supported, use it (needed in the Trace code).
-   if test $cf_cv_pragma_unreferenced = yes ; then
-      PRAGMA_UNREF=TRUE
-   else
-      PRAGMA_UNREF=FALSE
-   fi
-
-   AC_ARG_WITH(ada-compiler,
-       [  --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
-       [cf_ada_compiler=$withval],
-       [cf_ada_compiler=gnatmake])
-
-   cf_ada_package=terminal_interface
-
-   AC_SUBST(cf_ada_make)
-   AC_SUBST(cf_ada_compiler)
-   AC_SUBST(cf_ada_package)
-   AC_SUBST(ADAFLAGS)
-   AC_SUBST(cf_compile_generics)
-   AC_SUBST(cf_generic_objects)
-   AC_SUBST(PRAGMA_UNREF)
-
-   CF_WITH_PATH(ada-include,
-       [  --with-ada-include=DIR  Ada includes are in DIR],
-       ADA_INCLUDE,
-       PREFIX/lib/ada/adainclude,
-       [$]prefix/lib/ada/adainclude)
-   AC_SUBST(ADA_INCLUDE)
-
-   CF_WITH_PATH(ada-objects,
-       [  --with-ada-objects=DIR  Ada objects are in DIR],
-       ADA_OBJECTS,
-       PREFIX/lib/ada/adalib,
-       [$]prefix/lib/ada/adalib)
-   AC_SUBST(ADA_OBJECTS)
+       if test "$cf_with_ada" != "no" ; then
+               CF_PROG_GNAT
+               if test "x$cf_cv_prog_gnat_correct" = xyes; then
+                       CF_ADD_ADAFLAGS(-gnatpn)
+                       CF_FIXUP_ADAFLAGS
 
+                       CF_GNAT_GENERICS
+                       CF_GNAT_SIGINT
+                       CF_GNAT_PRAGMA_UNREF
+                       CF_GNAT_PROJECTS
+
+                       CF_WITH_ADA_COMPILER
+
+                       cf_ada_package=terminal_interface
+                       AC_SUBST(cf_ada_package)
+
+                       CF_WITH_ADA_INCLUDE
+                       CF_WITH_ADA_OBJECTS
+                       CF_WITH_ADA_SHAREDLIB
+               fi
+       fi
+else
+       cf_with_ada=no
 fi
-fi
+
+# do this "late" to avoid conflict with header-checks
+if test "x$with_widec" = xyes ; then
+       AC_CHECK_SIZEOF(wchar_t)
 fi
 
 ### Construct the ncurses library-subsets, if any, from this set of keywords:
@@ -1407,7 +1619,7 @@ fi
 AC_MSG_CHECKING(for library subsets)
 LIB_SUBSETS=
 
-if test "$cf_with_progs" = yes || test "$with_ticlib" != no; then
+if test "x$cf_with_progs" = xyes || test "$with_ticlib" != no || test "$with_termcap" != no; then
        LIB_SUBSETS="${LIB_SUBSETS}ticlib"
        if test "$with_ticlib" != no ; then
                LIB_SUBSETS="${LIB_SUBSETS} "
@@ -1417,7 +1629,8 @@ if test "$cf_with_progs" = yes || test "$with_ticlib" != no; then
 fi
 
 LIB_SUBSETS="${LIB_SUBSETS}termlib"
-test "$with_ext_funcs" = yes && LIB_SUBSETS="${LIB_SUBSETS}+ext_tinfo"
+test "x$with_ext_funcs" = xyes && LIB_SUBSETS="${LIB_SUBSETS}+ext_tinfo"
+
 if test "$with_termlib" != no ; then
        LIB_SUBSETS="${LIB_SUBSETS} "
 else
@@ -1425,8 +1638,23 @@ else
 fi
 
 LIB_SUBSETS="${LIB_SUBSETS}base"
-test "$with_widec"     = yes && LIB_SUBSETS="${LIB_SUBSETS}+widechar"
-test "$with_ext_funcs" = yes && LIB_SUBSETS="${LIB_SUBSETS}+ext_funcs"
+
+# Most term-driver calls are to tinfo, but some like init_pair are to the
+# base library (so it resides in base).
+if test "$with_term_driver" != no ; then
+       LIB_SUBSETS="${LIB_SUBSETS}+port_drivers"
+       case $cf_cv_system_name in #(vi
+       *mingw32*) #(vi
+               LIB_SUBSETS="${LIB_SUBSETS}+port_tinfo+port_win32con"
+               ;;
+       *) #(vi
+               LIB_SUBSETS="${LIB_SUBSETS}+port_tinfo"
+               ;;
+       esac
+fi
+
+test "x$with_widec"     = xyes && LIB_SUBSETS="${LIB_SUBSETS}+widechar"
+test "x$with_ext_funcs" = xyes && LIB_SUBSETS="${LIB_SUBSETS}+ext_funcs"
 
 AC_MSG_RESULT($LIB_SUBSETS)
 
@@ -1441,14 +1669,7 @@ AC_SUBST(DFT_ARG_SUFFIX)dnl the string to append to "-lncurses" ("")
 AC_MSG_RESULT($DFT_ARG_SUFFIX)
 
 AC_MSG_CHECKING(default library-dependency suffix)
-CF_LIB_SUFFIX($DFT_LWR_MODEL,DFT_DEP_SUFFIX)dnl
-if test $DFT_LWR_MODEL = shared ; then
-       case $cf_cv_system_name in #(vi
-       cygwin*)
-               DFT_DEP_SUFFIX=".dll.a"
-               ;;
-       esac
-fi
+CF_LIB_SUFFIX($DFT_LWR_MODEL,DFT_LIB_SUFFIX,DFT_DEP_SUFFIX)dnl
 AC_SUBST(DFT_DEP_SUFFIX)dnl the corresponding library-suffix (".a")
 AC_MSG_RESULT($DFT_DEP_SUFFIX)
 
@@ -1457,30 +1678,41 @@ CF_OBJ_SUBDIR($DFT_LWR_MODEL,DFT_OBJ_SUBDIR)dnl
 AC_SUBST(DFT_OBJ_SUBDIR)dnl the default object-directory ("obj")
 AC_MSG_RESULT($DFT_OBJ_SUBDIR)
 
-# libtool thinks it can make c++ shared libraries (perhaps only g++)
-if test "$cf_with_cxx" = yes ; then
+if test "x$cf_with_cxx" = xyes ; then
 AC_MSG_CHECKING(c++ library-dependency suffix)
 if test "$with_libtool" != "no"; then
+       # libtool thinks it can make c++ shared libraries (perhaps only g++)
+       CXX_LIB_SUFFIX=$DFT_DEP_SUFFIX
+elif test "$with_shared_cxx" != "no"; then
+       # also for g++ users...
        CXX_LIB_SUFFIX=$DFT_DEP_SUFFIX
 else
-       CF_LIB_SUFFIX(normal,CXX_LIB_SUFFIX)dnl we normally make a static library
+       # we normally make a static library because C/C++ library rules differ
+       CF_LIB_SUFFIX(normal,CXX_LIB_SUFFIX,CXX_DEP_SUFFIX)
 fi
 AC_MSG_RESULT($CXX_LIB_SUFFIX)
 AC_SUBST(CXX_LIB_SUFFIX)
 fi
 
 # do not want -ldl in build except as needed for -lncurses dependency
-CF_REMOVE_LIB(LIBS,$LIBS,dl)
+if test "x$with_dlsym" = xyes ; then
+if test $DFT_LWR_MODEL = shared || \
+   test $DFT_LWR_MODEL = libtool ; then
+       CF_REMOVE_LIB(LIBS,$LIBS,dl)
+fi
+fi
 ### Set up low-level terminfo dependencies for makefiles.
 
 # TICS_LIST and TINFO_LIST are needed to build libtic.so and libterm.so, but
 # do not need libdl
 TICS_LIST=
-CF_REMOVE_LIB(TINFO_LIST,$SHLIB_LIST,dl)
+if test "x$with_dlsym" = xyes ; then
+       CF_REMOVE_LIB(TINFO_LIST,$SHLIB_LIST,dl)
+fi
 
 if test "$with_ticlib" != no ; then
 
-       if test "$with_ticlib" != yes ; then
+       if test "x$with_ticlib" != xyes ; then
                TICS_NAME=$with_ticlib
                TICS_ARG_SUFFIX="${with_ticlib}`echo ${DFT_ARG_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
                TICS_DEP_SUFFIX="${with_ticlib}`echo ${DFT_DEP_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
@@ -1490,23 +1722,28 @@ if test "$with_ticlib" != no ; then
                TICS_DEP_SUFFIX="${TICS_NAME}${DFT_DEP_SUFFIX}"
                TICS_LIB_SUFFIX="${TICS_NAME}${LIB_SUFFIX}"
        fi
-       TICS_ARGS="-L${LIB_DIR} -l${TICS_LIB_SUFFIX}"
+       TICS_LDFLAGS="-L${LIB_DIR}"
+       TICS_LIBS="-l${TICS_LIB_SUFFIX}"
 else
-       TICS_ARGS="-L${LIB_DIR} -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+       TICS_LDFLAGS="-L${LIB_DIR}"
+       TICS_LIBS="-l${LIB_NAME}${DFT_ARG_SUFFIX}"
 fi
 AC_SUBST(TICS_ARG_SUFFIX)
 AC_SUBST(TICS_DEP_SUFFIX)
 AC_SUBST(TICS_LIB_SUFFIX)
-AC_SUBST(TICS_ARGS)
+AC_SUBST(TICS_LDFLAGS)
+AC_SUBST(TICS_LIBS)
 
 if test "$with_termlib" != no ; then
 
-       if test "$with_termlib" != yes ; then
+       if test "x$with_termlib" != xyes ; then
                TINFO_NAME=$with_termlib
+               TINFO_SUFFIX="`echo ${DFT_LIB_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
                TINFO_ARG_SUFFIX="${with_termlib}`echo ${DFT_ARG_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
                TINFO_DEP_SUFFIX="${with_termlib}`echo ${DFT_DEP_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
                TINFO_LIB_SUFFIX="${with_termlib}"
        else
+               TINFO_SUFFIX=${DFT_LIB_SUFFIX}
                TINFO_ARG_SUFFIX="${TINFO_NAME}${DFT_ARG_SUFFIX}"
                TINFO_DEP_SUFFIX="${TINFO_NAME}${DFT_DEP_SUFFIX}"
                TINFO_LIB_SUFFIX="${TINFO_NAME}${LIB_SUFFIX}"
@@ -1517,31 +1754,71 @@ if test "$with_termlib" != no ; then
        if test "$DFT_LWR_MODEL" = "libtool"; then
                TEST_ARGS="${TEST_DEPS}"
                TEST_ARG2="${TEST_DEP2}"
-               TINFO_ARGS="-L${LIB_DIR} $TEST_ARGS"
+               TINFO_LDFLAGS="-L${LIB_DIR}"
+               TINFO_LIBS="$TEST_ARGS"
+               TICS_LIST="$SHLIB_LIST $TEST_ARGS"
+               SHLIB_LIST="${SHLIB_LIST} $TEST_ARGS"
        else
                TEST_ARGS="-l${TINFO_ARG_SUFFIX}"
                TEST_ARG2="-l${TINFO_ARG_SUFFIX}"
-               TICS_LIST="$SHLIB_LIST -l${TINFO_LIB_SUFFIX}"
-               TINFO_ARGS="-L${LIB_DIR} $TEST_ARGS"
+               if test "x$with_term_driver" != xno ; then
+                       TICS_LIST="$SHLIB_LIST -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+                       TICS_LIBS="$TICS_LIBS -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+                       TINFO_LIBS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS"
+               else
+                       TICS_LIST="$SHLIB_LIST -l${TINFO_LIB_SUFFIX}"
+                       TINFO_LIBS="$TEST_ARGS"
+               fi
+               TINFO_LDFLAGS="-L${LIB_DIR}"
                SHLIB_LIST="$SHLIB_LIST -l${TINFO_LIB_SUFFIX}"
        fi
 else
        # the next lines are needed for linking libtic over libncurses
-       TINFO_NAME=${LIB_NAME}${DFT_ARG_SUFFIX}
-       TICS_LIST="$SHLIB_LIST -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+       TINFO_NAME=${LIB_NAME}
+       TINFO_SUFFIX=${DFT_LIB_SUFFIX}
+       TINFO_ARG_SUFFIX=${LIB_NAME}${DFT_ARG_SUFFIX}
+       if test "x$with_tic_depends" = xyes ; then
+               TICS_LIST="$SHLIB_LIST -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+       else
+               TICS_LIST="$SHLIB_LIST"
+       fi
 
-       TINFO_ARGS="-L${LIB_DIR} -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+       TINFO_LDFLAGS="-L${LIB_DIR}"
+       TINFO_LIBS="-l${LIB_NAME}${DFT_ARG_SUFFIX}"
 fi
+
+if test "$DFT_LWR_MODEL" = shared ; then
+       case $cf_cv_system_name in #(vi
+       cygwin*)
+               # "lib" files have ".dll.a" suffix, "cyg" files have ".dll"
+               TINFO_SUFFIX=.dll
+               ;;
+       esac
+fi
+
 AC_SUBST(TINFO_ARG_SUFFIX)
 AC_SUBST(TINFO_DEP_SUFFIX)
 AC_SUBST(TINFO_LIB_SUFFIX)
-AC_SUBST(TINFO_ARGS)
+AC_SUBST(TINFO_LDFLAGS)
+AC_SUBST(TINFO_LIBS)
 
-CF_REMOVE_LIB(TICS_LIST,$TICS_LIST,dl)
+if test "x$with_dlsym" = xyes ; then
+       CF_REMOVE_LIB(TICS_LIST,$TICS_LIST,dl)
+fi
+
+if test "$DFT_LWR_MODEL" = "libtool"; then
+    OBJEXT=lo
+fi
 
 # needed for Ada95
-TINFO_ARGS2=`echo "$TINFO_ARGS" | sed -e 's,-L\.\./,-L../../,'`
-AC_SUBST(TINFO_ARGS2)
+TINFO_LDFLAGS2=`echo "$TINFO_LDFLAGS" | sed -e 's,-L\.\./,-L../../,'`
+AC_SUBST(TINFO_LDFLAGS2)
+
+case $DFT_LWR_MODEL in
+normal|debug|profile)
+       CF_LDFLAGS_STATIC
+       ;;
+esac
 
 AC_MSG_CHECKING(where we will install curses.h)
 test "$with_overwrite" = no && \
@@ -1557,6 +1834,7 @@ if test "$NCURSES_LIBUTF8" = 1 ; then
        AC_MSG_WARN(Wide-character applications must define HAVE_LIBUTF8_H to include curses.h)
 fi
 fi
+WITH_OVERWRITE=$with_overwrite
 
 AC_SUBST(WITH_OVERWRITE)
 AC_SUBST(TICS_LIST)
@@ -1568,38 +1846,105 @@ NCURSES_TREE=
 AC_SUBST(NCURSES_TREE)
 
 ### predefined stuff for the test programs
-AC_DEFINE(HAVE_SLK_COLOR)
+AC_DEFINE(HAVE_SLK_COLOR,1,[Define to 1 if we have slk_color for test-programs])
 
 ### Construct the list of subdirectories for which we'll customize makefiles
 ### with the appropriate compile-rules.
 
 CF_SRC_MODULES($modules_to_build)
+
+if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = "xyes"; then
+   SUB_MAKEFILES="$SUB_MAKEFILES Ada95/gen/adacurses${DFT_ARG_SUFFIX}-config:Ada95/gen/adacurses-config.in"
+   SUB_MAKEFILES="$SUB_MAKEFILES man/adacurses${DFT_ARG_SUFFIX}-config.1:man/MKada_config.in"
+fi
+
 CF_DIRS_TO_MAKE
 
-AC_DEFINE_UNQUOTED(NCURSES_PATHSEP,'$PATHSEP')
+# symbols that differ when compiling Ada95 by itself.
+NCURSES_SHLIB2='sh $(top_srcdir)/misc/shlib'
+AC_SUBST(NCURSES_SHLIB2)
 
-AC_DEFINE_UNQUOTED(NCURSES_VERSION_STRING, "${NCURSES_MAJOR}.${NCURSES_MINOR}.${NCURSES_PATCH}")
+# values to use as strings
+AC_DEFINE_UNQUOTED(NCURSES_PATHSEP,'$PATH_SEPARATOR',[Define to override ':' as library path-separator])
+
+AC_DEFINE_UNQUOTED(NCURSES_VERSION_STRING, "${NCURSES_MAJOR}.${NCURSES_MINOR}.${NCURSES_PATCH}",[Define to 1 if machine has ample memory for tic])
 
 ### Now that we're done running tests, add the compiler-warnings, if any
 CF_ADD_CFLAGS($EXTRA_CFLAGS)
 
 ### Define substitutions for header files to avoid name-pollution
-CF_SUBST_IF(["$cf_cv_have_tcgetattr" = yes], HAVE_TCGETATTR, 1, 0)
-CF_SUBST_IF(["$ac_cv_header_termio_h" = yes], HAVE_TERMIO_H, 1, 0)
-CF_SUBST_IF(["$ac_cv_header_termios_h" = yes], HAVE_TERMIOS_H, 1, 0)
+CF_SUBST_IF(["x$cf_cv_have_tcgetattr" = xyes], HAVE_TCGETATTR, 1, 0)
+CF_SUBST_IF(["x$ac_cv_header_termio_h" = xyes], HAVE_TERMIO_H, 1, 0)
+CF_SUBST_IF(["x$ac_cv_header_termios_h" = xyes], HAVE_TERMIOS_H, 1, 0)
 
 ################################################################################
-test "$use_database" = yes && SUB_MAKEFILES="$SUB_MAKEFILES misc/run_tic.sh:misc/run_tic.in"
+test "x$use_database" = xyes && \
+SUB_MAKEFILES="$SUB_MAKEFILES misc/run_tic.sh:misc/run_tic.in"
+
 SUB_MAKEFILES="$SUB_MAKEFILES misc/ncurses-config:misc/ncurses-config.in"
+SUB_MAKEFILES="$SUB_MAKEFILES man/ncurses${DFT_ARG_SUFFIX}${cf_cv_abi_version}-config.1:man/MKncu_config.in"
+
+if test "x$enable_pc_files" = xyes ; then \
+SUB_MAKEFILES="$SUB_MAKEFILES misc/gen-pkgconfig:misc/gen-pkgconfig.in"
+MAKE_PC_FILES=
+else
+MAKE_PC_FILES="#"
+fi
+AC_SUBST(MAKE_PC_FILES)
+AC_SUBST(cross_compiling)
+
+AC_PATH_PROG(TIC_PATH,tic,unknown,$PATH:/usr/local/ncurses/bin)
+if test -n "$FALLBACK_LIST"
+then
+       if test "$TIC_PATH" = unknown
+       then
+               AC_MSG_WARN(no tic program found for fallbacks)
+       fi
+fi
+AC_SUBST(TIC_PATH)
+
+if test "x$cf_with_tests" != xno ; then
+       MAKE_TESTS=
+else
+       MAKE_TESTS="#"
+fi
+AC_SUBST(MAKE_TESTS)
+
+ADAHTML_DIR=../../doc/html/ada
+AC_SUBST(ADAHTML_DIR)
+
+# these could be configurable, but are not currently
+PANEL_NAME=panel
+MENU_NAME=menu
+FORM_NAME=form
+CXX_NAME=ncurses++
+
+AC_SUBST(PANEL_NAME)
+AC_SUBST(MENU_NAME)
+AC_SUBST(FORM_NAME)
+AC_SUBST(CXX_NAME)
+
+SUB_SCRIPTS=
+
 AC_OUTPUT( \
        include/MKterm.h.awk \
        include/curses.head:include/curses.h.in \
+       include/ncurses_dll.h \
        include/termcap.h \
        include/unctrl.h \
+       $SUB_SCRIPTS \
        $SUB_MAKEFILES \
        Makefile,[
-CF_PRG_RULES([$srcdir/test/mk-test.awk ECHO_LINK="$ECHO_LINK"], test)
+if test "x$cf_with_tests" != xno ; then
+       CF_PRG_RULES([$srcdir/test/mk-test.awk INSTALL=no ECHO_LINK="$ECHO_LD"], test)
+fi
 CF_LIB_RULES($SRC_SUBDIRS)
+
+if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = "xyes"; then
+if test -z "$USE_OLD_MAKERULES" ; then
+       $AWK -f $srcdir/Ada95/mk-1st.awk <$srcdir/Ada95/src/modules >>Ada95/src/Makefile
+fi
+fi
 ],[
 ### Special initialization commands, used to pass information from the
 ### configuration-run into config.status
@@ -1607,12 +1952,15 @@ CF_LIB_RULES($SRC_SUBDIRS)
 AWK="$AWK"
 DFT_ARG_SUFFIX="$DFT_ARG_SUFFIX"
 DFT_LWR_MODEL="$DFT_LWR_MODEL"
-ECHO_LINK="$ECHO_LINK"
+ECHO_LD="$ECHO_LD"
 LDCONFIG="$LDCONFIG"
+LIBTOOL_VERSION="$LIBTOOL_VERSION"
 LIB_NAME="$LIB_NAME"
+LIB_PREFIX="$LIB_PREFIX"
 LIB_SUBSETS="$LIB_SUBSETS"
 LIB_SUFFIX="$LIB_SUFFIX"
 LIB_TRACING="$LIB_TRACING"
+LN_S="$LN_S"
 MAKE_TERMINFO="$MAKE_TERMINFO"
 NCURSES_MAJOR="$NCURSES_MAJOR"
 NCURSES_MINOR="$NCURSES_MINOR"
@@ -1620,30 +1968,41 @@ NCURSES_OSPEED="$NCURSES_OSPEED"
 NCURSES_PATCH="$NCURSES_PATCH"
 SRC_SUBDIRS="$SRC_SUBDIRS"
 TERMINFO="$TERMINFO"
-TINFO_ARG_SUFFIX="$TINFO_ARG_SUFFIX"
-TINFO_LIB_SUFFIX="$TINFO_LIB_SUFFIX"
-TINFO_NAME="$TINFO_NAME"
 TICS_ARG_SUFFIX="$TICS_ARG_SUFFIX"
 TICS_LIB_SUFFIX="$TICS_LIB_SUFFIX"
 TICS_NAME="$TICS_NAME"
+TIC_PATH="$TIC_PATH"
+TINFO_ARG_SUFFIX="$TINFO_ARG_SUFFIX"
+TINFO_LIB_SUFFIX="$TINFO_LIB_SUFFIX"
+TINFO_NAME="$TINFO_NAME"
+TINFO_SUFFIX="$TINFO_SUFFIX"
+USE_OLD_MAKERULES="$USE_OLD_MAKERULES"
 WITH_CURSES_H="$with_curses_h"
-WITH_ECHO="$with_echo"
+WITH_ECHO="${enable_echo:=yes}"
 WITH_OVERWRITE="$with_overwrite"
 cf_LIST_MODELS="$cf_list_models"
 cf_cv_abi_version="$cf_cv_abi_version"
 cf_cv_do_relink="$cf_cv_do_relink"
 cf_cv_do_symlinks="$cf_cv_do_symlinks"
 cf_cv_enable_lp64="$cf_cv_enable_lp64"
+cf_cv_enable_opaque="$cf_cv_enable_opaque"
 cf_cv_prog_CC_c_o=$cf_cv_prog_CC_c_o
 cf_cv_prog_CXX_c_o=$cf_cv_prog_CXX_c_o
+cf_cv_prog_gnat_correct=$cf_cv_prog_gnat_correct
 cf_cv_rel_version="$cf_cv_rel_version"
 cf_cv_rm_so_locs="$cf_cv_rm_so_locs"
+cf_cv_shared_soname='$cf_cv_shared_soname'
 cf_cv_shlib_version="$cf_cv_shlib_version"
 cf_cv_shlib_version_infix="$cf_cv_shlib_version_infix"
 cf_cv_system_name="$cf_cv_system_name"
+cf_cv_term_driver="$with_term_driver"
+cf_with_ada="$cf_with_ada"
 cf_with_cxx_binding="$cf_with_cxx_binding"
+cf_with_manpages="$cf_with_manpages"
+cf_with_tests="$cf_with_tests"
+with_shared_cxx="$with_shared_cxx"
 host="$host"
 target="$target"
 
 ],cat)dnl
-${MAKE-make} preinstall
+${MAKE:-make} preinstall